[ecasound] 2.7.1 double free or corruption after ctrl+c

Hi,
I tried a simple example from the homepage and apparently there's some
bug that gets triggered whe I issue ctrl+c.
Here's the whole output:

$ ecasound -i null -o jack -el:sine_fcac,440,1
**************************************************************************
* ecasound v2.7.1 (C) 1997-2009 Kai Vehmanen and others
**************************************************************************
(eca-chainsetup) Chainsetup "untitled-chainsetup"
shutdown sequence...
(eca-chainsetup) "rtlowlatency" buffering mode selected.
(eca-chainsetup) Opened input "null", mode "read". Format: s16_le, channels 2, srate 44100, interleaved.
(eca-chainsetup) NOTE: using existing audio parameters -f:f32_le,2,44100 for object 'jack (tried to open with -f:s16_le,2,44100).
(eca-chainsetup) Opened output "jack", mode "write". Format: f32_le, channels 2, srate 44100, noninterleaved (locked params).
- [ Connected chainsetup: "untitled-chainsetup" ] ------------------------
- [ Controller/Starting batch processing ] -------------------------------
- [ Engine - Driver start ] ----------------------------------------------
(eca-engine) Using realtime-scheduling (SCHED_FIFO:50).
^C- [ Controller/Batch processing finished (0) ] ---------------------------
- [ Engine exiting ] -----------------------------------------------------
(eca-control-objects) Disconnecting chainsetup: "untitled-chainsetup".
shutdown sequence...
got process mutex.
process thread joined
*** glibc detected *** ecasound: double free or corruption (!prev): 0x0000000000fbe150 ***
======= Backtrace: =========
/lib/libc.so.6(+0x716b6)[0x7f2410f276b6]
/lib/libc.so.6(cfree+0x6c)[0x7f2410f2c3ac]
/lib/libc.so.6(+0x35151)[0x7f2410eeb151]
/lib/libc.so.6(+0x351a5)[0x7f2410eeb1a5]
/lib/libc.so.6(__libc_start_main+0x104)[0x7f2410ed4c54]
ecasound[0x453209]
======= Memory map: ========
00400000-005bf000 r-xp 00000000 08:03 16296 /usr/bin/ecasound
007bf000-007c1000 rw-p 001bf000 08:03 16296 /usr/bin/ecasound
00fa5000-011de000 rw-p 00000000 00:00 0 [heap]
7f23f4000000-7f23f4021000 rw-p 00000000 00:00 0
7f23f4021000-7f23f8000000 ---p 00000000 00:00 0
7f23f8104000-7f23f8105000 ---p 00000000 00:00 0
7f23f8105000-7f23f8185000 rw-p 00000000 00:00 0
7f23f8185000-7f23f8186000 ---p 00000000 00:00 0
7f23f8186000-7f23f8986000 rw-p 00000000 00:00 0
7f23f8986000-7f23f8987000 ---p 00000000 00:00 0
7f23f8987000-7f23f9187000 rw-p 00000000 00:00 0
7f23f9988000-7f23f9989000 ---p 00000000 00:00 0
7f23f9989000-7f23fa189000 rw-p 00000000 00:00 0
7f23fa189000-7f23fa18b000 r-xp 00000000 08:03 19282 /usr/lib/ladspa/autowah.so
7f23fa18b000-7f23fa38a000 ---p 00002000 08:03 19282 /usr/lib/ladspa/autowah.so
7f23fa38a000-7f23fa38b000 rw-p 00001000 08:03 19282 /usr/lib/ladspa/autowah.so
7f23fa38b000-7f23fa38d000 r-xp 00000000 08:03 15267 /usr/lib/ladspa/am_pitchshift_1433.so
7f23fa38d000-7f23fa58c000 ---p 00002000 08:03 15267 /usr/lib/ladspa/am_pitchshift_1433.so
7f23fa58c000-7f23fa58d000 rw-p 00001000 08:03 15267 /usr/lib/ladspa/am_pitchshift_1433.so
7f23fa58d000-7f23fa590000 r-xp 00000000 08:03 15284 /usr/lib/ladspa/imp_1199.so
7f23fa590000-7f23fa790000 ---p 00003000 08:03 15284 /usr/lib/ladspa/imp_1199.so
7f23fa790000-7f23fa7d9000 rw-p 00003000 08:03 15284 /usr/lib/ladspa/imp_1199.so
7f23fa7d9000-7f23fa7da000 r-xp 00000000 08:03 15269 /usr/lib/ladspa/dc_remove_1207.so
7f23fa7da000-7f23fa9d9000 ---p 00001000 08:03 15269 /usr/lib/ladspa/dc_remove_1207.so
7f23fa9d9000-7f23fa9da000 rw-p 00000000 08:03 15269 /usr/lib/ladspa/dc_remove_1207.so
7f23fa9da000-7f23fa9dc000 r-xp 00000000 08:03 1421 /usr/lib/ladspa/adsr_1653.so
7f23fa9dc000-7f23fabdb000 ---p 00002000 08:03 1421 /usr/lib/ladspa/adsr_1653.so
7f23fabdb000-7f23fabdc000 rw-p 00001000 08:03 1421 /usr/lib/ladspa/adsr_1653.so
7f23fabdc000-7f23fabdd000 r-xp 00000000 08:03 15333 /usr/lib/ladspa/matrix_spatialiser_1422.so
7f23fabdd000-7f23faddd000 ---p 00001000 08:03 15333 /usr/lib/ladspa/matrix_spatialiser_1422.so
7f23faddd000-7f23fadde000 rw-p 00001000 08:03 15333 /usr/lib/ladspa/matrix_spatialiser_1422.so
7f23fadde000-7f23fade0000 r-xp 00000000 08:03 22989 /usr/lib/ladspa/risset_1924.so
7f23fade0000-7f23fafdf000 ---p 00002000 08:03 22989 /usr/lib/ladspa/risset_1924.so
7f23fafdf000-7f23fafe0000 rw-p 00001000 08:03 22989 /usr/lib/ladspa/risset_1924.so
7f23fafe0000-7f23fafe2000 r-xp 00000000 08:03 1422 /usr/lib/ladspa/sequencer64_1675.so
7f23fafe2000-7f23fb1e2000 ---p 00002000 08:03 1422 /usr/lib/ladspa/sequencer64_1675.so
7f23fb1e2000-7f23fb1e3000 rw-p 00002000 08:03 1422 /usr/lib/ladspa/sequencer64_1675.so
7f23fb1e3000-7f23fb1e6000 r-xp 00000000 08:03 15286 /usr/lib/ladspa/lowpass_iir_1891.so
7f23fb1e6000-7f23fb3e5000 ---p 00003000 08:03 15286 /usr/lib/ladspa/lowpass_iir_1891.so
7f23fb3e5000-7f23fb3e6000 rw-p 00002000 08:03 15286 /usr/lib/ladspa/lowpass_iir_1891.so
7f23fb3e6000-7f23fb3e9000 r-xp 00000000 08:03 1412 /usr/lib/ladspa/random_1661.so
7f23fb3e9000-7f23fb5e8000 ---p 00003000 08:03 1412 /usr/lib/ladspa/random_1661.so
7f23fb5e8000-7f23fb5e9000 rw-p 00002000 08:03 1412 /usr/lib/ladspa/random_1661.so
7f23fb5e9000-7f23fb5ed000 r-xp 00000000 08:03 15326 /usr/lib/ladspa/sc4_1882.so
7f23fb5ed000-7f23fb7ec000 ---p 00004000 08:03 15326 /usr/lib/ladspa/sc4_1882.so
7f23fb7ec000-7f23fb7ed000 rw-p 00003000 08:03 15326 /usr/lib/ladspa/sc4_1882.so
7f23fb7ed000-7f23fb7ef000 rw-p 00000000 00:00 0
7f23fb7ef000-7f23fb7f2000 r-xp 00000000 08:03 15271 /usr/lib/ladspa/dyson_compress_1403.so
7f23fb7f2000-7f23fb9f1000 ---p 00003000 08:03 15271 /usr/lib/ladspa/dyson_compress_1403.so
7f23fb9f1000-7f23fb9f2000 rw-p 00002000 08:03 15271 /usr/lib/ladspa/dyson_compress_1403.so
7f23fb9f2000-7f23fb9f6000 r-xp 00000000 08:03 15329 /usr/lib/ladspa/butterworth_1902.so
7f23fb9f6000-7f23fbbf5000 ---p 00004000 08:03 15329 /usr/lib/ladspa/butterworth_1902.so
7f23fbbf5000-7f23fbbf6000 rw-p 00003000 08:03 15329 /usr/lib/ladspa/butterworth_1902.so
7f23fbbf6000-7f23fbbf7000 r-xp 00000000 08:03 15289 /usr/lib/ladspa/declip_1195.so
7f23fbbf7000-7f23fbdf6000 ---p 00001000 08:03 15289 /usr/lib/ladspa/declip_1195.so
7f23fbdf6000-7f23fbdf7000 rw-p 00000000 08:03 15289 /usr/lib/ladspa/declip_1195.so
7f23fbdf7000-7f23fbdfb000 r-xp 00000000 08:03 22971 /usr/lib/ladspa/blvco.so
7f23fbdfb000-7f23fbffb000 ---p 00004000 08:03 22971 /usr/lib/ladspa/blvco.so
7f23fbffb000-7f23fbffc000 rw-p 00004000 08:03 22971 /usr/lib/ladspa/blvco.so
7f23fbffc000-7f23fbffd000 r-xp 00000000 08:03 22990 /usr/lib/ladspa/noise_1921.so
7f23fbffd000-7f23fc1fc000 ---p 00001000 08:03 22990 /usr/lib/ladspa/noise_1921.so
7f23fc1fc000-7f23fc1fd000 rw-p 00000000 08:03 22990 /usr/lib/ladspa/noise_1921.so
7f23fc1fd000-7f23fc205000 r-xp 00000000 08:03 15274 /usr/lib/ladspa/hermes_filter_1200.so
7f23fc205000-7f23fc405000 ---p 00008000 08:03 15274 /usr/lib/ladspa/hermes_filter_1200.so
7f23fc405000-7f23fc406000 rw-p 00008000 08:03 15274 /usr/lib/ladspa/hermes_filter_1200.so
7f23fc406000-7f23fc408000 r-xp 00000000 08:03 15325 /usr/lib/ladspa/step_muxer_1212.soAborted

-- 
Regards,
Philipp
--
"Wir stehen selbst enttäuscht und sehn betroffen / Den Vorhang zu und alle Fragen offen." Bertolt Brecht, Der gute Mensch von Sezuan
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